/*
 * Copyright (2021) The Delta Lake Project Authors.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package org.apache.spark.sql.delta;

/** Filter types corresponding to every row index filter implementations. */
public enum RowIndexFilterType {
    /** Corresponding to [[DropMarkedRowsFilter]]. */
    IF_CONTAINED(0),
    /** Corresponding to [[KeepMarkedRowsFilter]]. */
    IF_NOT_CONTAINED(1),
    /** Invalid filter type. */
    UNKNOWN(-1);

    private final int id;

    RowIndexFilterType(int id) {
      this.id = id;
    }

    public int getId() {
      return this.id;
    }
}
